Manually closing the connection while codeigniter intelligently takes care of closing your database connections. How to connect to two different databases in codeigniter. Whether to return the connection id see connecting to multiple databases below. We will now create a codeigniter project using composer. Sep, 2015 how to insert data into mysql database with codeigniter. Here ill show you how to connect with two mysql databases. How to connect multiple database in codeigniter youtube. Now we will implement the example on generate html table from mysql database using codeigniter using. Connecting to multiple database in codeigniter how to connect to. Read more online web development tutorials with syntax only at now.
Jul 12, 2017 codeigniter provides an easy way to connect and use multiple database on the same or different server. Here, the above command creates a new codeigniter project version 3 using the latest stable release i. Oct 06, 2017 how to connect multiple database in codeigniter. To use multiple database connections you have to create multiple configurations. It will make the php codes in simple, quick and userfriendly. Multiple database connection in codeigniter you can connect to multiple database in the same codeigniter application easily. How to connect to multiple databases in codeigniter. You can use plan mysql querys instead of active record class but we will use active record class. You should just have one connection and prefix table names with. Normally, we used one database for our data but for cases that we needed to use multiple databases, this tutorial will teach you on how to have multiple databases in your codeigniter application. Codeigniter tutorial register and login with ajax coders. But sometimes we need to use two or more database in a single site.
Working with multiple database connections in codeigniter. Fortunately, codeignitor provides an easy way to carry this task out. Parking management system codeigniter coders folder. In this tutorial, i show how you can define multiple mysql database connections and load data in codeigniter project. The first parameter of this function can optionally be used to specify a particular database group from your config file, or you can even. Connect with multiple databases in codeigniter makitweb. This tutorial shows how you can connect and use multiple databases in codeigniter.
How to retrieve data from a database fahad january 6, 2014 at 11. Connecting to multiple databases in the same codeigniter framework is easy. I also presented a brief overview of the popular dbms software, mysql. In the above snpashot, we have loaded the libraries and helper. This tutorial gives idea about how you can connect and use multiple databases in codeigniter application. At times you may want to work with multiple databases from same or different servers. After that click on the created database and import the database file which has been provided. Codeigniter tutorial register and login with ajax codeigniter is a php framework which contains libraries, helpers, pluginin and other resources. You can use more than one database in your application if you are using codeigniter framework then you need to define the database connection details separately for multiple databases and load it explicitly for performing operations on the database. Configuring a database in codeigniter selftaught coders. Loading and displaying data in a codeigniter view self. Contribute to fengkaijiacodeigniterdatabasestandalone development by creating an account on github. Codeigniter multiple database connections stack overflow.
You dont need to create separate database configurations if you only need to use a different database on the same connection. Like any other framework, we need to interact with the database very often and codeigniter makes this job easy for us. To use multiple database connections you have to crate multiple configurations arrays. Sep 26, 20 while your post shows how to connect to 2 separate databases, this isnt really an accurate example of database scalability, since each database would house separate tables, and the data between them would not be replicated. Once you have the handle, remember to add your database credentials. Apr 03, 2017 codeigniter connect your database this database reference is used to connect database. Codeigniter connect your database connecting fnction. How to connect to multiple databases in codeigniter free. To use multiple database connections you have to create multiple configurations arrays in database.
Codeigniters documentation does offer some insight into how to connect to multiple databases, but i didnt find it satisfactory. Codeigniter s documentation does offer some insight into how to connect to multiple databases, but i didnt find it satisfactory. Codeigniter connect your database this database reference is used to connect database. It provides rich set of functionalities to interact with database.
Mar 07, 2018 there create the database name as parking. Create multiple database connections in codeigniter projects. We have also seen similar implementation in our previous post on datatable crud. Ms excel inventory management system no coding knowledge required this is a simple barcodebased inventory management system using. Today, i want to share with you how to connect multiple databases in php codeigniter 3 application. In order to make connection to database in ci, we need to do only few. Generate html table from mysql database using codeigniter. Php codeigniter login script with server side validation. Working with multiple database connections in codeigniter github.
You can use more than one database in your application if you are using codeigniter framework then you need to define the database. This is lesson seven of a 10 tenlesson course, simple codeigniter app, which walks you through the creation of your first php web application using the codeigniter framework. To enable auto connecting, add the word database to the library array, as indicated in the. Check the codes to codeigniter connect database with simple steps. How to update data in a table using codeigniter quora. Mysql multiple database, persistent connection issue. This tutorial tackles on how to connect multiple databases in single codeigniter application. Generally, one database is used for a single web application. This function returns a pointer also known as a database handle to the database connection. Multiple database connection in codeigniter application get. If server requests went up, this solution wouldnt, in and of itself, handle the increased load. How to insert data into mysql database with codeigniter.
Normally, we have a default database group, like so. This is lesson nine of a 10 tenlesson course, simple codeigniter app, which walks you through the creation of your first php web application using the codeigniter framework. Codeigniter give the option to connect multiple database in application. How to connect multiple database in codeigniter codexworld. In a previous version of ci, i would set the autoinit variable in the database config file to false, and initialize my database in an if statement which would return true or false if the. Working with multiple database connections in codeigniter multiple database integration in codeigniter. Connecting to multiple databases in codeigniter how to connect to multiple databases codeigniter how to use multiple database in. No coding knowledge required this is a simple barcodebased inventory management system using ms excel for small businesses or young businesses who do not wish to invest a. Connecting to multiple databases is a requirement of many codeigniter projects. Generally we use one database for application but some times we need to use multiple database. In codeigniter there are database helper functions which you can use here. How to insert record in database table using codeigniter.
It uses to store related data in an organized manner. You can switch to a different database when you need to, like this. Before starting mysql database with codeigniter we need to learn active record class. In a previous version of ci, i would set the autoinit variable in the database config file to false, and initialize my database in an if statement which would return true or false if the connection couldnt be made without throwing any warnings. In order to make connection to database in ci, we need to do only few configuration changes in your database. Run the following command composer createproject codeigniterframework ciapp.
Sep 16, 2016 codeigniter tutorial register and login with ajax codeigniter is a php framework which contains libraries, helpers, pluginin and other resources. If only some of your pages require database connectivity you can manually connect to your. To enable auto connecting, add the word database to the library array, as indicated in the following file. Here in this tutorial, we are going to explain the both ways to connect your database. In core php, you can do it by creating separate connection object. Run the following command composer createproject codeigniter framework ciapp. Imo, having two identical connections just to use different databases isnt the right approach at all. Normally, we used one database for our data but for cases that we needed to use multiple. Adrian, while your post shows how to connect to 2 separate databases, this isnt really an accurate example of database scalability, since each database would house separate tables, and the data between.
In some codeignitor projects, connecting to multiple databases to read different data types is required. In this section, we will understand how the crud create, read, update, delete functions work with codeigniter. Codeigniter provides an easy way to connect and use multiple database on the same or different server. Sep 19, 2014 12 comments on how to connect to mysql database in codeigniter. Seems i didnt find the db drivers close metho d get called in codeigniter 3.
In the first installment of mysql series,i introduced databases and database management system. I make a login system in codeigniter, as you say its admin panel. It suggests that by passing a second parameter to the loader. Error when attempting to connect to a nondefault database. You only need some minimal configuration to connect to more than one database in codeigniter application. You can connect to your database by adding this line of code in any function where it is needed, or in your class constructor to make the database available globally in that class. This tutorial covers the essence of using multiple database. You only need some minimal configuration to connect to more than. Multiple database connection in codeigniter application. I can create a database from the pgadmin interface and everything seems ok, but when i try to connect to the database from my codeigniter stack exchange network stack exchange. It is a lightweight and mvc programming technique to keep the business logic separate. It suggests that by passing a second parameter to the loader allows it to return an object which may be then queried like the normal. The auto connect feature will load and instantiate the database class with every page load.
Connect to multiple databases in codeignitor development codeigniter tips in some codeignitor projects, connecting to multiple databases to read different data types is required. Connect to multiple databases in codeignitor tl dev tech. Whether to return the shared connection see connecting to multiple databases below. Multiple database integration in codeigniter connecting to multiple databases in the same codeigniter framework is easy. The config settings are stored in a multidimensional array as shown above. Fill out your connection details to connect to database. And in codeigniter you have to set up separate connection settings for each database you wish to connect. Jul 30, 2015 check the codes to codeigniter connect database with simple steps. If false i would load a page giving instructions on how to set the database config file. Bootstrap datatable crud using codeigniter, mysql, ajax. Codeigniter connect database different server external. In the doc, it says codeigniter intelligently takes care of closing your database connections. Codeigniter comes with a fullfeatured and very fast abstracted database class that supports both traditional structures and active record patterns.
1164 959 526 63 65 1080 66 1137 1070 1375 672 1059 381 1296 392 976 1233 277 607 128 1352 596 1412 1032 1549 371 1265 49 444 1299 400 401 872 312 31 508 495 574 16 1349 1221 490 351 811